Title:
CLOSED-TYPE MOTOR-DRIVEN COMPRESSOR
Document Type and Number:
Japanese Patent JPH04308373
Kind Code:
A
Abstract:
PURPOSE: To prolong the life of a ball bearing and heighten its reliability in the case of using the ball bearing regarding the high efficiency of a closed-type motor-driven compressor used for a refrigerator or the like, and facilitate assembling work performance and reduce the number of parts by applying pre-load to the ball bearing without using another means.
CONSTITUTION: A closed-type motor-driven compressor is formed of a master crankshaft 20a, an auxiliary crankshaft 20b, a ball bearing 23 press-fitted to the master crankshaft 20a, a sliding bearing 24 with the auxiliary crankshaft 20b fitted thereto, and a housing 25 with which the outer wheel 23a of the ball bearing 23 is brought into contact.
Inventors:
WADA SATOSHI
KAWAI HIDEKI
OZAKA MASAHIKO
KAWAI HIDEKI
OZAKA MASAHIKO
Application Number:
JP7092391A
Publication Date:
October 30, 1992
Filing Date:
April 03, 1991
Export Citation:
Assignee:
MATSUSHITA REFRIGERATION
International Classes:
F04B39/00; F16C19/06; (IPC1-7): F04B39/00; F16C19/06
Attorney, Agent or Firm:
Fumio Iwahashi (2 others)
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